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azprbackend's Introduction

「CPU自作入門 ~HDLによる論理設計・基板製作・プログラミング~」のAZ Processorのバックエンドを作ってみようとしたものです。フルスクラッチで作るのは大変そうだったのでsabottendaさんのllvm-sample-targetをベースにして作りました。
LLVMの理解が不十分なため、おかしいところもきっと多いと思います。

sabottendaさんのllvm-sample-target
https://github.com/sabottenda/llvm-sample-target
「CPU自作入門 ~HDLによる論理設計・基板製作・プログラミング~」
http://gihyo.jp/book/2012/978-4-7741-5338-4?ard=1382952989
AZ Processorの仕様
http://gihyo.jp/book/2012/978-4-7741-5338-4/support

## setup azpr target
$ wget http://llvm.org/releases/3.2/llvm-3.2.src.tar.gz
$ tar zxf llvm-3.2.src.tar.gz
$ cd llvm-3.2.src/lib/Target
$ git clone https://github.com/umedaikiti/AZPRBackend.git AZPR
$ cd - && cd llvm-3.2.src
$ patch -p1 < ./lib/Target/AZPR/config.patch

## compile and install
$ cd -
$ mkdir build
$ cd build
$ ../llvm-3.2.src/configure --prefix=/opt/llvm --enable-debug-runtime --enable-assertions --enable-debug-symbols --disable-optimized --enable-debug-runtime
$ make -j4
$ sudo make install

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Contributors

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